Darrell "J.R." Salzman (born 1979) is a champion logroller and an Iraq War veteran. ESPN has called him "among the preeminent outdoors athletes" of the last decade. Salzman grew up in Hayward, Wisconsin. His sisters, Tina Bosworth and Crystal Salzman, are also top logrollers. He attended the University of Minnesota Twin Cities, and graduated with a Bachelor of Science in Education from the University of Wisconsin–Stout.